// Copyright (C) 2003
// Gerhard Neumann (gneumann@gmx.net)
// Stephan Neumann (sneumann@gmx.net) 
//                
// This file is part of RL Toolbox.
// http://www.igi.tugraz.at/ril_toolbox
//
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. The name of the author may not be used to endorse or promote products
//    derived from this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef C_FUNCTIONFROMQFUNCTION__H
#define C_FUNCTIONFROMQFUNCTION__H

#include "cvfunction.h"

class CAbstractQFunction;
class CActionSet;
class CStateProperties;
class CStateCollection;
class CState;
class CAbstractVETraces;

class COptimalVFunctionFromQFunction : public CAbstractVFunction 
{
protected:
	CAbstractQFunction *qFunction;
	CActionSet *availableActions;
public:
	COptimalVFunctionFromQFunction(CAbstractQFunction *qfunction, CStateProperties *properties);
	virtual ~COptimalVFunctionFromQFunction();

	virtual double getValue(CStateCollection *state);
	virtual double getValue(CState *state);

	virtual CAbstractVETraces *getStandardETraces();
};

class CVFunctionFromQFunction : public COptimalVFunctionFromQFunction
{
protected:
	
	double *actionValues;
	CStochasticPolicy *stochPolicy;

public:
	CVFunctionFromQFunction(CAbstractQFunction *qfunction, CStochasticPolicy *stochPolicy, CStateProperties *properties);
	virtual ~CVFunctionFromQFunction();

	virtual double getValue(CStateCollection *state);
	virtual double getValue(CState *state);

	virtual CStochasticPolicy *getPolicy();
	virtual void setPolicy(	CStochasticPolicy *policy);
};

#endif

